The equation for photon energy, E, is E=hcλ where h=6.626×10^{−34} J⋅s (Planck’s constant) and c=2.99×10^{8} m/s (the speed of light).

What is the wavelength, λ, of a photon that has an energy of E=4.41×10^{−19} J?

^{−34} J⋅s (Planck’s constant) and c=2.99×10^{8} m/s (the speed of light).

What is the wavelength, λ, of a photon that has an energy of E=4.41×10^{−19} J?